python developer

Location : Bengaluru, India

Type : Full-time

Experience :4-7 Years

Mode :Hybrid

The Role

We're looking for a Full Stack Engineer who thrives on building high-performance applications at scale. You'll work across our entire stack—from optimizing PostgreSQL queries on 140M+ records to crafting intuitive React interfaces. This is a high-impact role where your code directly influences how sales teams discover and engage with prospects worldwide.

What You'll Do

• Build and optimize REST APIs using Django REST Framework handling millions of records
• Design and implement complex database queries, indexes, and caching strategies for PostgreSQL
• Develop responsive, high-performance front-end interfaces with Next.js and React
• Implement Redis caching layers and optimize query performance for sub-second response times
• Design and implement smart search/filter systems with complex logic
• Collaborate on data pipeline architecture for processing large datasets
• Write clean, testable code with comprehensive unit and integration tests
• Participate in code reviews, architecture discussions, and technical planning

Required Skills

• 4-7 years of professional experience in full stack development
• Strong proficiency in Python and Django/Django REST Framework
• Expert-level PostgreSQL knowledge: query optimization, indexing, EXPLAIN ANALYZE, partitioning
• Solid experience with Next.js, React, and modern JavaScript/TypeScript
• Experience with state management (Zustand, Redux, or similar)
• Working knowledge of Redis for caching and session management
• Familiarity with AWS services (RDS, EC2, S3, CloudFront)
• Understanding of RESTful API design principles and best practices
• Experience with Git, CI/CD pipelines, and agile development workflows

Nice to Have

• Experience with Elasticsearch for full-text search at scale
• Knowledge of data scraping, ETL pipelines, or data enrichment
• Experience with Celery for async task processing
• Familiarity with Tailwind CSS and modern UI/UX practices
• Previous work on B2B SaaS or data-intensive applications
• Understanding of security best practices and anti-scraping measures

Our Tech Stack

Backend

Python, Django REST Framework

Frontend

Next.js, React, Zustand, Tailwind CSS

Database

PostgreSQL 17, Redis

Infrastructure

AWS (RDS, EC2, S3, CloudFront), Docker

Tools

GitHub, pgBouncer

Why Join Us

• Work on a product processing 140M+ records—real scale, real challenges
• Direct impact on product direction and technical decisions
• Modern tech stack with room to experiment and innovate
• Collaborative team environment with a focus on growth
• Competitive compensation and flexible hybrid work model

Company: Ethara AI

Location: Gurgaon (Work From Office)

Employment Type: Full-Time

Experience Required: 2–4 Years

Open Roles: Software Engineers (Python Fullstack)

About Us

Ethara AI is a leading AI and data services company in India, specializing in building high-quality, domain-specific datasets for Large Language Model (LLM) fine-tuning. Our work bridges the gap between academic learning and real world AI applications, and we are committed to nurturing the next generation of AI professionals.

Role Overview:-

We are looking for experienced Python Fullstack Software Engineers who can contribute to post training AI development workflows with strong proficiency in coding tasks and evaluation logic. This role involves working on high-impact AI infrastructure projects, including but not limited to:

 Code generation, validation, and transformation across Python, Java, JavaScript, and modern frameworks;

 Evaluation and improvement of model-generated code responses;

 Designing and verifying web application features, APIs, and test cases used in AI model alignment;

 Interpreting and executing task specifications to meet rigorous quality benchmarks;

 Collaborating with internal teams to meet daily throughput and quality targets within a structured environment.

Key Responsibilities:-

 Work on fullstack engineering tasks aligned with LLM post-training workflows;

 Analyze model-generated outputs for correctness, coherence, and adherence to task requirements;

 Write, review, and verify application logic and coding prompts across supported languages and frameworks;

 Maintain consistency, quality, and efficiency in code-focused deliverables;

 Engage with leads and PMs to meet productivity benchmarks (8–9 working hours daily);

 Stay updated with AI development standards and contribute to refining internal engineering processes.

Technical Skills Required:-

 Strong proficiency in Python and nice to have: Java, Node.js;

 Strong experience in frontend technologies: React.js, HTML/CSS, TypeScript;

 Familiarity with REST APIs, testing frameworks, and Git-based workflows;

 Ability to analyze, debug, and rewrite logic for correctness and clarity;

 Good understanding of model response evaluation and instruction-based coding logic

Qualifications:-

 Bachelor’s or Master’s degree in Computer Science, Engineering, or related field;

 2–4 years of experience in a software development role (Fullstack preferred);

 Prior exposure to AI/LLM environments or code-based evaluation tasks is a plus;

 Excellent written communication and logical reasoning abilities;

 Comfortable working from office in Gurgaon and committing to 8–9 hours of productive work daily

Why Join Us

 Be part of a high-growth team at the forefront of LLM post-training development;

 Work on real-world AI engineering problems with production-grade impact;

 Competitive compensation with performance-driven growth opportunities;

 Structured workflow, collaborative culture, and technically challenging projects

Senior Software Engineer.

• A degree in Data Science, Artificial Intelligence, Computer Science, or a related field
• Strong proficiency in Python, with a solid understanding of object-oriented programming principles.
• Proven experience in developing applications powered by Large Language Models (LLMs).
• Demonstrated experience in building and maintaining robust ETL (Extract, Transform, Load) data pipelines.
• Ability to build full-stack applications using JavaScript; experience with modern frameworks like React and Next.js is highly desirable.
• A pragmatic and self-starting individual, capable of executing tasks effectively with minimal supervision.
• Experience developing modern frontend applications, with specific expertise in using Web Components.
• Knowledge of simulation principles and discrete optimisation techniques.
• Relevant professional certifications in AI, Machine Learning, or cloud platforms are a plus.

Experience

• Proven track record building AI (e.g. LLM-powered solutions, Agent-Based Applications), data science, or numerical computing projects end-to-end—from initial concept through to deployment and maintenance.
• Extensive hands-on experience (4+ years) with core technologies, including:
• Advanced Python, utilising libraries such as NumPy, Pandas, and frameworks for multiprocessing and asynchronous programming.
• Relational database management systems.
• Development and deployment within Linux environments.
• Collaborative development workflows using Git.

• Work with a team to provide end to end solutions including coding, unit testing and defect fixes.
• Work to build scalable solutions and work with quality assurance and control teams to analyze and fix issues 
• Develop and maintain APIs and Services in Node.js/Python 
• Develop and maintain web-based UI’s using front-end frameworks 
• Participate in code reviews, unit testing and integration testing 
• Participate in the full software development lifecycle, from concept and design to implementation and support 
• Ensure application performance, scalability, and security through best practices in coding, testing and deployment 
• Collaborate with DevOps team for troubleshooting deployment issues 

Qualification 

● 1-5 years of experience as a Software Engineer or similar, focusing on software development and system integration 

● Proficiency in Node.js, Typescript, React, Express framework 

● In-depth knowledge of databases such as MongoDB 

● Proficient in HTML5, CSS3, and responsive UI design 

● Proficiency in any Python development framework is a plus 

● Strong direct experience in functional and object oriented programming using Javascript 

● Experience with cloud platforms (Azure preferred) 

● Microservices architecture and containerization 

● Expertise in performance monitoring, tuning, and optimization 

● Understanding of DevOps practices for automated deployments 

● Understanding of software design patterns and best practices 

● Practical experience working in Agile developments (scrum) 

● Excellent critical thinking skills and the ability to mentor junior team members 

● Effectively communicate and collaborate with cross-functional teams 

● Strong capability to work independently and deliver results within tight deadlines 

● Strong problem-solving abilities and attention to detail

Rescale Technologies (A Fincash Group Venture), brain child of three IIT Mumbai alumnus is a tech leader which enables businesses to navigate through technological transformation globally. Rescale has played pivotal role's mergers and acquisitions of numerous brands. (https://rescaletechnologies.com/)

Our USP is Creative Technology, we have a new age of imagination and a brilliant team who are compassionate about success. Here is your chance to ride with us:

Designation: Full Stack Developer

Experience: 2 + years

Education: B.E/B.Tech

Location – Lodha iThink, Palava Dombivali

Job description:

Hands-on experience in Angular or React, node js, Elastic

Knowledge of HTML\Web Development, Networking

Basic knowledge of Programming languages is required.

Good Knowledge of SQL/ RDBMS

Fast learner and desire to learn new technologies to keep up with market trends

Produce clean, efficient code based on specifications.

Technical Skills & Competencies: Mandatory:

Web Development – HTML, CSS, JavaScript

Frameworks – ReactJS/AngularJS

Server-side development – Python/Django/Node.js

Database: SQL or NoSQL Databases (SQL Server/ MongoDB)

API Design concepts and Development of RESTful web services

Preferable:

• Familiarity with the Development of reusable frameworks, libraries to be used by multiple development teams
• Familiarity with cloud-native application architecture patterns
• Hands-on experience on project management tools like Jira
• Experience using DevOps Tools for CI/CD
• Conversant with agile methodologies

Roles & Responsibilities

• Work independently or in a small team setup
• Manage a team of highly skilled Frontend/Full Stack and Backend developers
• Creating, executing, and maintaining project plans including activity definition, sequence, dependencies, work effort, duration, and resource requirements
• Work with the technical team, communicating requirements and ensuring all product development meets the goals of the project and overall business and strategic goals
• Project management including release management, add-on compatibility reporting, updating documentations
• Assist in other ad-hoc or administrative tasks as part of daily/routine business activities
• Work with product technical architects to design new products or enhancements. Take part in system development including analysis, coding, and testing
• Performs design and code reviews with senior technical staff
• Act like the person everyone turns to resolve tough technical problems
• Work closely with other teams/vendors to connect front-end components with the other (often third-party) web and data services and support the back-end developers by integrating their work with the application
• Mentors team on proper standards/techniques to improve their accuracy and efficiency
• Performs the unit testing, system integration testing and assist with user acceptance testing
• Articulates business requirements in sufficient detail such that a technical solution can be designed and engineered
• Develops technical understanding of how the data flows from various source
• Provide ongoing support to applications used within the organization

Requirement

• 5+ years of experience in product development, with 2+ years of experience in a leadership role in current organization
• Reliable, self-motivated, and self-disciplined individual capable of planning and executing multiple projects simultaneously within a fast-paced environment
• Exceptional debugging skills and strong experience with performance tuning
• Excellent technical, analytical, and organizational skills
• Good range of hands-on technical experience
• Expert knowledge in Systems Development Life Cycle (SDLC)
• Expert understanding of Node.js and JavaScript
• Familiarity with code revisioning and repo maintenance on Git, code profiling and auditing